(a) Petition. The petition must be verified and may be on information and belief. It must
include:

(1) the facts that bring the child within the jurisdiction of the court;

(2) the name, age, and residence address of the child on whose behalf the petition is brought;

(3) the names and residence addresses, if known to petitioner, of the parties;

(4) whether the child is in custody and, if so, whether in shelter care or detention and the date and time the child was taken into custody; and

(5) a request for relief based on the facts alleged, stating that it is in the best interest of the child and the public that the proceeding be brought and, if delinquency or unruly conduct is alleged, that the child may be in need of treatment or rehabilitation.

(b) Parties. Parties include the petitioner, the child, parents, guardian, or custodian of the child, if any, and any person that the court allows to intervene as a party. If the child's parents, guardian, or custodian do not reside or cannot be found within the state, or if their places of residence are unknown, the name of any known adult relative residing within the county, or, if there be none, the known adult relative residing nearest to the location of the court must be included in the petition.